7.8
CWE
416
Advisory Published
CVE Published
CVE Published
Updated

CVE-2022-2585: Use After Free

First published: Wed Aug 03 2022(Updated: )

A use-after-free flaw was found in the Linux kernel’s POSIX CPU timers functionality in the way a user creates and then deletes the timer in the non-leader thread of the program. This flaw allows a local user to crash or potentially escalate their privileges on the system.

Credit: security@ubuntu.com security@ubuntu.com

Affected SoftwareAffected VersionHow to fix
redhat/kernel<0:5.14.0-70.30.1.el9_0
0:5.14.0-70.30.1.el9_0
redhat/kernel-rt<0:5.14.0-70.30.1.rt21.102.el9_0
0:5.14.0-70.30.1.rt21.102.el9_0
redhat/kernel<6.0
6.0
Linux Linux kernel>=5.7<6.0
Canonical Ubuntu Linux=20.04
Canonical Ubuntu Linux=22.04
ubuntu/linux<5.15.0-46.49
5.15.0-46.49
ubuntu/linux<5.19.0-18.18
5.19.0-18.18
ubuntu/linux<6.0~<5.15.61
6.0~
5.15.61
ubuntu/linux-aws<5.15.0-1017.21
5.15.0-1017.21
ubuntu/linux-aws<6.0~<5.15.61
6.0~
5.15.61
ubuntu/linux-aws-5.0<6.0~<5.15.61
6.0~
5.15.61
ubuntu/linux-aws-5.15<5.15.0-1017.21~20.04.1
5.15.0-1017.21~20.04.1
ubuntu/linux-aws-5.15<6.0~<5.15.61
6.0~
5.15.61
ubuntu/linux-aws-5.4<6.0~<5.15.61
6.0~
5.15.61
ubuntu/linux-aws-6.5<6.0~<5.15.61
6.0~
5.15.61
ubuntu/linux-aws-fips<6.0~<5.15.61
6.0~
5.15.61
ubuntu/linux-aws-hwe<6.0~<5.15.61
6.0~
5.15.61
ubuntu/linux-azure<5.15.0-1017.20
5.15.0-1017.20
ubuntu/linux-azure<6.0~<5.15.61
6.0~
5.15.61
ubuntu/linux-azure-4.15<6.0~<5.15.61
6.0~
5.15.61
ubuntu/linux-azure-5.15<5.15.0-1017.20~20.04.1
5.15.0-1017.20~20.04.1
ubuntu/linux-azure-5.15<6.0~<5.15.61
6.0~
5.15.61
ubuntu/linux-azure-5.4<6.0~<5.15.61
6.0~
5.15.61
ubuntu/linux-azure-6.5<6.0~<5.15.61
6.0~
5.15.61
ubuntu/linux-azure-edge<6.0~<5.15.61
6.0~
5.15.61
ubuntu/linux-azure-fde<6.0~<5.15.61
6.0~
5.15.61
ubuntu/linux-azure-fde-5.15<6.0~<5.15.61
6.0~
5.15.61
ubuntu/linux-azure-fips<6.0~<5.15.61
6.0~
5.15.61
ubuntu/linux-bluefield<6.0~<5.15.61
6.0~
5.15.61
ubuntu/linux-dell300x<6.0~<5.15.61
6.0~
5.15.61
ubuntu/linux-fips<6.0~<5.15.61
6.0~
5.15.61
ubuntu/linux-gcp<5.15.0-1016.21
5.15.0-1016.21
ubuntu/linux-gcp<6.0~<5.15.61
6.0~
5.15.61
ubuntu/linux-gcp-4.15<6.0~<5.15.61
6.0~
5.15.61
ubuntu/linux-gcp-5.15<5.15.0-1016.21~20.04.1
5.15.0-1016.21~20.04.1
ubuntu/linux-gcp-5.15<6.0~<5.15.61
6.0~
5.15.61
ubuntu/linux-gcp-5.4<6.0~<5.15.61
6.0~
5.15.61
ubuntu/linux-gcp-6.5<6.0~<5.15.61
6.0~
5.15.61
ubuntu/linux-gcp-fips<6.0~<5.15.61
6.0~
5.15.61
ubuntu/linux-gke<5.15.0-1014.17
5.15.0-1014.17
ubuntu/linux-gke<6.0~<5.15.61
6.0~
5.15.61
ubuntu/linux-gke-4.15<6.0~<5.15.61
6.0~
5.15.61
ubuntu/linux-gke-5.0<6.0~<5.15.61
6.0~
5.15.61
ubuntu/linux-gke-5.15<5.15.0-1014.17~20.04.1
5.15.0-1014.17~20.04.1
ubuntu/linux-gke-5.15<6.0~<5.15.61
6.0~
5.15.61
ubuntu/linux-gke-5.4<6.0~<5.15.61
6.0~
5.15.61
ubuntu/linux-gkeop<5.15.0-1002.4
5.15.0-1002.4
ubuntu/linux-gkeop<6.0~<5.15.61
6.0~
5.15.61
ubuntu/linux-gkeop-5.15<6.0~<5.15.61
6.0~
5.15.61
ubuntu/linux-gkeop-5.4<6.0~<5.15.61
6.0~
5.15.61
ubuntu/linux-hwe<6.0~<5.15.61
6.0~
5.15.61
ubuntu/linux-hwe-5.15<5.15.0-46.49~20.04.1
5.15.0-46.49~20.04.1
ubuntu/linux-hwe-5.15<6.0~<5.15.61
6.0~
5.15.61
ubuntu/linux-hwe-5.4<6.0~<5.15.61
6.0~
5.15.61
ubuntu/linux-hwe-6.5<6.0~<5.15.61
6.0~
5.15.61
ubuntu/linux-hwe-edge<6.0~<5.15.61
6.0~
5.15.61
ubuntu/linux-ibm<5.15.0-1012.14
5.15.0-1012.14
ubuntu/linux-ibm<6.0~<5.15.61
6.0~
5.15.61
ubuntu/linux-ibm-5.15<6.0~<5.15.61
6.0~
5.15.61
ubuntu/linux-ibm-5.4<6.0~<5.15.61
6.0~
5.15.61
ubuntu/linux-intel<6.0~<5.15.61
6.0~
5.15.61
ubuntu/linux-intel-5.13<6.0~<5.15.61
6.0~
5.15.61
ubuntu/linux-intel-iotg<5.15.0-1013.17
5.15.0-1013.17
ubuntu/linux-intel-iotg<6.0~<5.15.61
6.0~
5.15.61
ubuntu/linux-intel-iotg-5.15<5.15.0-1015.20~20.04.2
5.15.0-1015.20~20.04.2
ubuntu/linux-intel-iotg-5.15<6.0~<5.15.61
6.0~
5.15.61
ubuntu/linux-iot<6.0~<5.15.61
6.0~
5.15.61
ubuntu/linux-kvm<5.15.0-1016.19
5.15.0-1016.19
ubuntu/linux-kvm<6.0~<5.15.61
6.0~
5.15.61
ubuntu/linux-laptop<6.0~<5.15.61
6.0~
5.15.61
ubuntu/linux-lowlatency<5.15.0-46.49
5.15.0-46.49
ubuntu/linux-lowlatency<6.0~<5.15.61
6.0~
5.15.61
ubuntu/linux-lowlatency-hwe-5.15<5.15.0-46.49~20.04.1
5.15.0-46.49~20.04.1
ubuntu/linux-lowlatency-hwe-5.15<6.0~<5.15.61
6.0~
5.15.61
ubuntu/linux-lowlatency-hwe-6.5<6.0~<5.15.61
6.0~
5.15.61
ubuntu/linux-lts-xenial<6.0~<5.15.61
6.0~
5.15.61
ubuntu/linux-nvidia<6.0~<5.15.61
6.0~
5.15.61
ubuntu/linux-nvidia-6.5<6.0~<5.15.61
6.0~
5.15.61
ubuntu/linux-oem<6.0~<5.15.61
6.0~
5.15.61
ubuntu/linux-oem-5.10<6.0~<5.15.61
6.0~
5.15.61
ubuntu/linux-oem-5.14<5.14.0-1048.55
5.14.0-1048.55
ubuntu/linux-oem-5.14<6.0~<5.15.61
6.0~
5.15.61
ubuntu/linux-oem-5.17<5.17.0-1015.16
5.17.0-1015.16
ubuntu/linux-oem-5.17<6.0~<5.15.61
6.0~
5.15.61
ubuntu/linux-oem-5.6<6.0~<5.15.61
6.0~
5.15.61
ubuntu/linux-oem-6.0<6.0~<5.15.61
6.0~
5.15.61
ubuntu/linux-oem-6.1<6.0~<5.15.61
6.0~
5.15.61
ubuntu/linux-oem-6.5<6.0~<5.15.61
6.0~
5.15.61
ubuntu/linux-oem-6.8<6.0~<5.15.61
6.0~
5.15.61
ubuntu/linux-oem-osp1<6.0~<5.15.61
6.0~
5.15.61
ubuntu/linux-oracle<5.15.0-1016.20
5.15.0-1016.20
ubuntu/linux-oracle<6.0~<5.15.61
6.0~
5.15.61
ubuntu/linux-oracle-5.0<6.0~<5.15.61
6.0~
5.15.61
ubuntu/linux-oracle-5.13<6.0~<5.15.61
6.0~
5.15.61
ubuntu/linux-oracle-5.15<5.15.0-1016.20~20.04.1
5.15.0-1016.20~20.04.1
ubuntu/linux-oracle-5.15<6.0~<5.15.61
6.0~
5.15.61
ubuntu/linux-oracle-5.4<6.0~<5.15.61
6.0~
5.15.61
ubuntu/linux-oracle-6.5<6.0~<5.15.61
6.0~
5.15.61
ubuntu/linux-raspi<5.15.0-1013.15
5.15.0-1013.15
ubuntu/linux-raspi<6.0~<5.15.61
6.0~
5.15.61
ubuntu/linux-raspi-5.4<6.0~<5.15.61
6.0~
5.15.61
ubuntu/linux-raspi2<6.0~<5.15.61
6.0~
5.15.61
ubuntu/linux-riscv<5.15.0-1017.19
5.15.0-1017.19
ubuntu/linux-riscv<6.0~<5.15.61
6.0~
5.15.61
ubuntu/linux-riscv-5.15<6.0~<5.15.61
6.0~
5.15.61
ubuntu/linux-riscv-6.5<6.0~<5.15.61
6.0~
5.15.61
ubuntu/linux-snapdragon<6.0~<5.15.61
6.0~
5.15.61
ubuntu/linux-starfive<6.0~<5.15.61
6.0~
5.15.61
ubuntu/linux-starfive-6.5<6.0~<5.15.61
6.0~
5.15.61
ubuntu/linux-xilinx-zynqmp<6.0~<5.15.61
6.0~
5.15.61
debian/linux
5.10.218-1
6.1.94-1
6.1.90-1
6.9.8-1
6.9.9-1

Remedy

Mitigation for this issue is either not available or the currently available options don't meet the Red Hat Product Security criteria comprising ease of use and deployment, applicability to widespread installation base, or stability.

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Parent vulnerabilities

(Appears in the following advisories)

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